30 research outputs found

    Alan Malone and Krista Brown in Joint Senior Voice Recital

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    This is the program for the joint senior recitals of tenor Alan Malone and mezzo-soprano Krista Brown. Mr. Malone was accompanied on the piano by Janet Franks, and Ms. Brown was accompanied on the piano by Pamela Dennis. This recital took place on April 28, 1994, in the McBeth Recital Hall in the Mabee Fine Arts Center

    Islands in the Making: National Investment and the Cultural Imagination in Taiwan

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    This ethnography looks closely at the Taiwanese company UrIsland, makers of Talking Island (TI) - an MMORPG to teach children English - in order to illuminate the increasingly important meeting point between technology, education, and games. At the level of national economic policy, companies like UrIsland have been at the focal point of the Taiwanese government’s hopes for their tech industry. With TI, UrIsland intended to create a revolution in ESL education. Despite compulsory ESL classes many Taiwanese struggle with English, and educational experts claim that the classes stress reading and writing too much, leaving many people’s listening and speaking lagging. UrIsland’s founder believed TI, an immersive environment focusing on listening and speaking, could fill this ability gap and make kids eager to learn English. UrIsland hired native English speakers for most of their voice acting and used innovative voice-recognition technology to create this “native” linguistic environment, but also designed TI to make studying compelling. The CEO was, like many high-tech company founders, charismatic, and his employees were (mostly) willing to follow him in his revolution, but UrIsland faced a major obstacle – entrenched cultural attitudes. Education has deep roots within Chinese culture. Not only were teaching methods thought of as sacred, but Taiwanese see work (including studying) and play as mutually exclusive. This work explores the collision of three major spheres of meaning: technology, games, and education, by analyzing the ways UrIsland sought to upend some ideas while simultaneously working with other cultural expectations in order to keep TI economically viable. While this ethnography focuses on Taiwan to highlight this relatively modern interplay, this increasing point of tension is not unique to Chinese societies seeking to develop their technological infrastructures and industries, but is also found around the developed and developing world

    Alan Malone and Krista Brown in a Senior Voice Recital

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    This is the program for the voice recital of Alan Malone, tenor, accompanied by Janet Franks on the piano, and Krista Brown, mezzo-soprano, accompanied by Pamela Dennis on the piano. The recital was held on April 28, 1994, in Mabee Fine Arts Center\u27s Recital Hall

    The privilege of induction avoidance and calcineurin inhibitors withdrawal in 2 haplotype HLA matched white kidney transplantation

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    BACKGROUND: White recipients of 2-haplotype HLA-matched living kidney transplants are perceived to be of low immunologic risk. Little is known about the safety of induction avoidance and calcineurin inhibitor withdrawal in these patients. METHODS: We reviewed our experience at a single center and compared it to Organ Procurement and Transplantation Network (OPTN) registry data and only included 2-haplotype HLA-matched white living kidney transplants recipients between 2000 and 2013. RESULTS: There were 56 recipients in a single center (where no induction was given) and 2976 recipients in the OPTN. Among the OPTN recipients, 1285 received no induction, 903 basiliximab, 608 thymoglobulin, and 180 alemtuzumab. First-year acute rejection rates were similar after induction-free transplantation among the center and induced groups nationally. Compared with induction-free transplantation in the national data, there was no decrease in graft failure risk over 13 years with use of basiliximab (adjusted hazard ratio [aHR], 0.86; confidence interval [CI], 0.68-1.08), Thymoglobulin (aHR, 0.92; CI, 0.7-1.21) or alemtuzumab (aHR, 1.18; CI, 0.72-1.93). Among induction-free recipients at the center, calcineurin inhibitor withdrawal at 1 year (n = 27) did not significantly impact graft failure risk (HR,1.62; CI, 0.38-6.89). CONCLUSIONS: This study may serve as a foundation for further studies to provide personalized, tailored, immunosuppression for this very low-risk population of kidney transplant patients

    Urinary Metabolites of Polycyclic aromatic Hydrocarbons in Firefighters: a Systematic Review and Meta-Analysis

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    Firefighters are intermittently exposed to complex, mixed pollutants in random settings. Of those pollutants, PAHs (polycyclic aromatic hydrocarbons) are the most commonly studied and best understood. PAH exposure can occur via multiple routes; therefore, the levels of hydroxylated metabolites of PAHs in urine have been used as a biomonitoring tool for risk assessment. We performed a systematic review and meta-analysis of the literature to estimate the levels of urinary hydroxylated PAH (OHPAH) among firefighters, determine risk attributions, and, finally, evaluate the scope of preventive efforts and their utility as diagnostic tools. The meta-regression confirmed increases in OHPAH concentrations after fire activities by up to 1.71-times (p-values

    The role of molecular chaperonins in warm ischemia and reperfusion injury in the steatotic liver: A proteomic study

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    BACKGROUND: The molecular basis of the increased susceptibility of steatotic livers to warm ischemia/reperfusion (I/R) injury during transplantation remains undefined. Animal model for warm I/R injury was induced in obese Zucker rats. Lean Zucker rats provided controls. Two dimensional differential gel electrophoresis was performed with liver protein extracts. Protein features with significant abundance ratios (p < 0.01) between the two cohorts were selected and analyzed with HPLC/MS. Proteins were identified by Uniprot database. Interactive protein networks were generated using Ingenuity Pathway Analysis and GRANITE software. RESULTS: The relative abundance of 105 proteins was observed in warm I/R injury. Functional grouping revealed four categories of importance: molecular chaperones/endoplasmic reticulum (ER) stress, oxidative stress, metabolism, and cell structure. Hypoxia up-regulated 1, calcium binding protein 1, calreticulin, heat shock protein (HSP) 60, HSP-90, and protein disulfide isomerase 3 were chaperonins significantly (p < 0.01) down-regulated and only one chaperonin, HSP-1was significantly upregulated in steatotic liver following I/R. CONCLUSION: Down-regulation of the chaperones identified in this analysis may contribute to the increased ER stress and, consequently, apoptosis and necrosis. This study provides an initial platform for future investigation of the role of chaperones and therapeutic targets for increasing the viability of steatotic liver allografts

    Vestibular Stimulation for ADHD: Randomized Controlled Trial of Comprehensive Motion Apparatus

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    Objective: This research evaluates effects of vestibular stimulation by Comprehensive Motion Apparatus (CMA) in ADHD. Method: Children ages 6 to 12 (48 boys, 5 girls) with ADHD were randomized to thrice-weekly 30-min treatments for 12 weeks with CMA, stimulating otoliths and semicircular canals, or a single-blind control of equal duration and intensity, each treatment followed by a 20-min typing tutorial. Results: In intent-to-treat analysis (n = 50), primary outcome improved significantly in both groups (p = .0001, d = 1.09 to 1.30), but treatment difference not significant (p = .7). Control children regressed by follow-up (difference p = .034, d = 0.65), but overall difference was not significant (p = .13, d = .47). No measure showed significant treatment differences at treatment end, but one did at follow-up. Children with IQ-achievement discrepancy ≥ 1 SD showed significantly more CMA advantage on three measures. Conclusion: This study illustrates the importance of a credible control condition of equal duration and intensity in trials of novel treatments. CMA treatment cannot be recommended for combined-type ADHD without learning disorder

    Pest population dynamics are related to a continental overwintering gradient

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    Overwintering success is an important determinant of arthropod populations that must be considered as climate change continues to influence the spatiotemporal population dynamics of agricultural pests. Using a long-term monitoring database and biologically relevant overwintering zones, we modeled the annual and seasonal population dynamics of a common pest, Helicoverpa zea (Boddie), based on three overwintering suitability zones throughout North America using four decades of soil temperatures: the southern range (able to persist through winter), transitional zone (uncertain overwintering survivorship), and northern limits (unable to survive winter). Our model indicates H. zea population dynamics are hierarchically structured with continental-level effects that are partitioned into three geographic zones. Seasonal populations were initially detected in the southern range, where they experienced multiple large population peaks. All three zones experienced a final peak between late July (southern range) and mid-August to mid-September (transitional zone and northern limits). The southern range expanded by 3% since 1981 and is projected to increase by twofold by 2099 but the areas of other zones are expected to decrease in the future. These changes suggest larger populations may persist at higher latitudes in the future due to reduced low-temperature lethal events during winter. Because H. zea is a highly migratory pest, predicting when populations accumulate in one region can inform synchronous or lagged population development in other regions. We show the value of combining long-term datasets, remotely sensed data, and laboratory findings to inform forecasting of insect pests

    Differential gene expression in male and female rainbow trout embryos prior to the onset of gross morphological differentiation of the gonads

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    <p>Abstract</p> <p>Background</p> <p>There are large differences between the sexes at the genetic level; these differences include heterogametic sex chromosomes and/or differences in expression of genes between the sexes. In rainbow trout (<it>Oncorhynchus mykiss</it>) qRT-PCR studies have found significant differences in expression of several candidate sex determining genes. However, these genes represent a very small fraction of the genome and research in other species suggests there are large portions of the transcriptome that are differentially expressed between the sexes. These differences are especially noticeable once gonad differentiation and maturation has occurred, but less is known at earlier stages of development. Here we use data from a microarray and qRT-PCR to identify genes differentially expressed between the sexes at three time points in pre-hatch embryos, prior to the known timing of sexual differentiation in this species.</p> <p>Results</p> <p>The microarray study revealed 883 differentially expressed features between the sexes with roughly equal numbers of male and female upregulated features across time points. Most of the differentially expressed genes on the microarray were not related to sex function, suggesting large scale differences in gene expression between the sexes are present early in development. Candidate gene analysis revealed <it>sox9</it>, <it>DMRT1</it>, <it>Nr5a1 </it>and <it>wt1 </it>were upregulated in males at some time points and <it>foxl2</it>, <it>ovol1</it>, <it>fst </it>and <it>cyp19a1a </it>were upregulated in females at some time points.</p> <p>Conclusion</p> <p>This is the first study to identify sexual dimorphism in expression of the genome during embryogenesis in any fish and demonstrates that transcriptional differences are present before the completion of gonadogenesis.</p

    Moving knowledge into action for more effective practice, programmes and policy: protocol for a research programme on integrated knowledge translation

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